W11 Chapter 9.2 Risk and Causal Factors in Eating Disorders Flashcards
What four variables play a role in the cause of eating disorders
- Biological
- sociocultural
- family
- individual
What five biological factors are important in the development of eating disorders
- Genetics
- Brain abnormalities (hypothalamus)
- Set point (physiological marker of ideal body weight)
- Serotonin
- Reward sensitivity
What are candidate genes
The genes that are thought to cause a disorder
What part of the brain plays an important role in eating
The hypothalamus
Name one type of physical function that helps maintain set point
Hunger
What four behaviours is the neurotransmitter serotonin associated with?
- obsessionality
- mood disorders
- impulsivity
- appetite regulation
What amino acid is serotonin made from
Tryptophan
How does reward sensitivity contribute to the cause of eating disorders
Normal rewards like food intake became reversed and become aversive, while self starvation punishments became rewards
What three family influences contribute to anorexia nervosa
- more rigid
- less cohesive
- having poorer communication
What sixfactors influence a person’s susceptibility to individual risk factors of eating disorders
- Gender
- Internalizing the thin ideal
- Perfectionism
- Negative body image
5.Dieting - Negative emotionality (feeling bad)
In what two ways does gender increase eating disorder risk
- females are at higher risk of eating disorders
- gay men are at higher risk of eating disorders
How is perfectionism defined
The pursuit of unattainable high standards combined with an intolerance for mistakes
Why is perfectionism a risk factor for eating disorders
Perfectionists are more likely to subscribe to the thin ideal
How does negative emotionality (negative affect or feeling bad) increase the risk of eating disorder
When we feel bad we tend to become very self-critical, focus on our limitations and magnify our flaws
